Home / 3,120,419.35-4,680,629.03-1,524,006.55

Finding the Fourth Proportional to 3,120,419.35, 4,680,629.03 and 1,524,006.55

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Solution

The fourth proportional to 3,120,419.35, 4,680,629.03 and 1,524,006.55 is: 2,286,009.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,120,419.35 : 4,680,629.03 = 1,524,006.55 : x
  2. Step 2: Convert to fraction form
    3,120,419.35/4,680,629.03 = 1,524,006.55/x
  3. Step 3: Cross multiply
    3,120,419.35x = 4,680,629.03 × 1,524,006.55
  4. Step 4: Simplify right side
    3,120,419.35x = 7,133,309,292,220.11
  5. Step 5: Solve for x
    x = 7,133,309,292,220.11/3,120,419.35
  6. Step 6: Final answer
    x = 2,286,009.83

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.